AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 21:00, Sep 23 Local time
28
US AQI⁺Good
Main pollutant:
PM2.5
5.1 µg/m³
16°
12 km/h
84 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 42 |  | 16° 12° |  27 km/h | 84% |
| Thu | 23 |  | 19° 16° | 27 km/h | 74% |
| Fri | 26 | | 19° 14° | 26 km/h | 71% |
Air pollutants
What is the current air quality in San Francisco?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in San Francisco
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in San Francisco today?
Index
Moderate
 Tree None | 0% |
 Grass None | 0% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in San Francisco today?
Index
Moderate
Tree None | 0% |
Grass None | 0% |
Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in San Francisco
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near San Francisco
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in San Francisco
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near San Francisco
History
Historic air quality graph for San Francisco
Historic air quality near San Francisco
History
Historic air quality graph for San Francisco
Most polluted locations near San Francisco
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in San Francisco
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in San Francisco?
- Chenery St1
- Mission Street Station1
- Montezuma Street1
- Mount Davidson Manor2
- Capitol Avenue4
- Lake Street4
- Lippard Avenue4
- Pine Street & California Street4
- Western Addition4
- 23rd Street & 3rd Street6
- Buchanan and Broadway7
- McAllister Street7
- 540 Victoria Street8
- El Sereno Court8
- 847-815 Chenery St9
- Joost Avenue 19
- Scott Street9
- 21st & Balboa10
- Flood Avenue10
- Lakeview near Margaret10
- Outer Sunset 40th & Irving10
- 645 Greenwich Street11
- Martha Avenue11
- Mendell & La Salle Ave11
- Valencia Street11
- 950-992 Church St12
- Potrero Hill 18th & Mississippi12
- Burlwood Drive13
- Cow Hollow13
- Golden Gate13
- Congo Street14
- Delano Avenue14
- Isis Street14
- Potomac Street14
- Rivoli Street14
- Pacific Primary15
- West Page Street15
- 10th and Fulton Deck16
- Balboa Park Pool16
- Outdoor16
- States Street16
- Upper Shrader Cole Valley16
- Baker St17
- Molimo Drive17
- Greenwich Street18
- West of Twin Peaks19
- 2635 16th Avenue20
- 2949B-B Pacific Ave20
- LH Webster20
- Potrero Hill20
- San Francisco - Mission Rock20
- Stanyan Street20
- 662 Cayuga Ave21
- 915 Cayuga Ave21
- Bernal Heights 221
- Edgehill Open Space Park21
- Espirit Park Roof21
- Hill House21
- Outer Sunset-2340 42nd Ave21
- Pacheco Street21
- Portola Street21
- Visitacion Valley21
- Ashbury St22
- Broadway between Hyde and Larkin22
- Capp Street Garden22
- Hickory Street22
- Natoma Street22
- Page Street Station22
- Potrero Hill 222
- Precita Avenue22
- 19 St Charles Avenue23
- Oakdale Avenue23
- San Jose Ave and Ocean Ave23
- 12th Ave24
- 15th and Castro St.24
- 1770 McKinnon Avenue24
- Baker24
- Kensington Way24
- Laguna Street24
- San Francisco - Inner Mission24
- St Helena Cooperative Nursery School24
- Staples Avenue24
- Tompkins Avenue24
- 150 Parker Ave.25
- 35 Keyes Ave25
- 351 Magellan Ave25
- 4299-4201 26th St25
- Golden Gate Height25
- Jackson & Walnut25
- Miraloma Park O'Shaughnessy25
- 18thAve/TaravalUlloa26
- Nob Hill26
- 1108-1126 Cabrillo St27
- 144 Funston Avenue27
- 4010 Eureka Valley27
- 5235 Diamond Heights Boulevard27
- Anza Vista-the_balbs27
- Buena Vista Heights27
- Mid Liberty Street27
- 100 Block Andover28
- 541 Presidio Blvd28
- Gladys Street28
- Hays Street28
- Lake & 21st Avenue28
- Mojave Street28
- Santa Rosa Avenue28
- Sunnyside St28
- Wright Street 228
- 100-200 Colby St29
- 1034-1064 14th St29
- 4739-4737 California St29
- Cole Valley29
- Diamond Street & Conrad Street29
- Hazelwood at Mangels29
- Lombard Street29
- McCoppin Hub29
- Noe Valley 229
- Precita Valley29
- Quintara Street 229
- 116 Marietta Drive30
- 600-698 Panorama Dr30
- 100-200 Maynard St31
- 427 Kirkham Street31
- UCSF Parnassus31
- Walter Street31
- 200-298 Carl St32
- 215 Connecticut St32
- 2799-2701 Green St32
- 300 Laidley Street32
- 4000-4098 21st St32
- 4066 23rd Street32
- 476-498 Innes Ave32
- Duncan Castro Open Space32
- UCSF Mount Zion32
- 1333 Jones St.33
- 1501-1599 8th Ave33
- 3rd Street Youth Innes Location33
- 460 29th street33
- Candlestick Park Office33
- Filbert Street33
- Griffith & Ingerson St33
- Ingerson & Ingalls Street33
- Mission District33
- Mission District & Osage Street33
- The Nabe33
- 1377 29th Ave34
- 6th Ave Backyard34
- Bay Street34
- De Haro Blvd34
- Mississippi Street34
- Mt. Davidson34
- Noe Valley34
- Polk Gulch34
- 491 Corbett Avenue35
- Rincon Hill35
- Ripley Street35
- 327-203 Marietta Dr36
- Illinois Street36
- Mission District 136
- 2-76 Amethyst Way37
- Bernal Heights37
- ATB Jerrold Ave. San Francisco, Ca 9412438
- ATB Westbrook Ct. San Francisco, Ca 9412438
- Brannan St38
- Churchill Park38
- Eureka Valley38
- Inner Sunset38
- 99-1 Dolores Terrace39
- Outer Sunset 439
- Palou Ave & 3rd St39
- Quesada & Jennings39
- UCSF Mission Bay39
- Van Dyke and Lane street39
- 24th Street42
- ATB Hawkins Lane. San Francisco, Ca 9412442
- 382 7th St44
- 6th and Hugo Street44
- St. 00-99 Block44
- Castenada Avenue45
- Newcomb Ave & Newhall St50
- 3398 Baker Street53
- Crocker Amazon53
- IFR Mission St & 25th St53
- Mother Brown’s53
- YMCA Bayview Hunters Point53
- The Little School54
- Pier 80 Terminal55
- 409A 30th Street56
- BGC Tenderloin56
- Presidio56
- Bocana & Cortland58
- Outer Richmond, San Francisco58
- Market Street 261
- Safer Together/Bernal62
- Downey Street66
- 313 Shotwell Street69
